diff options
Diffstat (limited to 'drivers/dax/Kconfig')
-rw-r--r-- | drivers/dax/Kconfig | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/dax/Kconfig b/drivers/dax/Kconfig index 9e95bf94eb13..b79aa8f7a497 100644 --- a/drivers/dax/Kconfig +++ b/drivers/dax/Kconfig @@ -1,8 +1,13 @@ -menuconfig DEV_DAX +menuconfig DAX tristate "DAX: direct access to differentiated memory" + select SRCU default m if NVDIMM_DAX + +if DAX + +config DEV_DAX + tristate "Device DAX: direct access mapping device" depends on TRANSPARENT_HUGEPAGE - select SRCU help Support raw access to differentiated (persistence, bandwidth, latency...) memory via an mmap(2) capable character @@ -11,11 +16,10 @@ menuconfig DEV_DAX baseline memory pool. Mappings of a /dev/daxX.Y device impose restrictions that make the mapping behavior deterministic. -if DEV_DAX config DEV_DAX_PMEM tristate "PMEM DAX: direct access to persistent memory" - depends on LIBNVDIMM && NVDIMM_DAX + depends on LIBNVDIMM && NVDIMM_DAX && DEV_DAX default DEV_DAX help Support raw access to persistent memory. Note that this @@ -24,9 +28,4 @@ config DEV_DAX_PMEM Say Y if unsure -config NR_DEV_DAX - int "Maximum number of Device-DAX instances" - default 32768 - range 256 2147483647 - endif |